针对你遇到的“迅睿cms框架 codeigniter\database\exceptions\databaseexception unable to connect to the database. main connection [mysqli]: connection refused”问题,可以按照以下步骤进行排查和解决: 检查数据库服务是否正在运行 确保MySQL数据库服务已经启动。在Linux系统上,可以使用如下命令检查MySQL服务状态: ba...
\Config\Database::connect($group = null, bool $getShared = true): BaseConnection $group: The database group name, a string that must match the config class’ property name. Default value is Config\Database::$defaultGroup. $getShared: true/false (boolean). Whether to return the shared ...
关键代码如下: $mysqli=newmysqli('localhost','USERNAME','PASSWORD','DBNAME');$mysqli->query("SET NAMES utf8");/* check connection */if(mysqli_connect_errno()) {printf('Connect failed: %s\n',mysqli_connect_error());exit(); }$query='CALL YOU_SP_NAME';/* execute multi query */...
CodeIgniter has a config file that lets you store your database connection values (username, password, database name, etc.). The config file is located at app/Config/Database.php. You can also set database connection values in the .env file. See below for more details....
$conn (ConnectionInterface|null)– The database connection. Returns: The model instances Return type: object More simple way of getting model instances. The model() uses Factories::models() internally. See Loading Classes for details on the first parameter $name. See also the Using CodeIgnit...
Main connection [MySQLi]: Access denied for user ''@'localhost' (using password: NO) SYSTEMPATH\Database\BaseConnection.php at line 400393 break; 394 } 395 } 396 } 397 398 // We still don't have a connection? 399 if (! $this->connID) { 400 throw new DatabaseException(sprintf( ...
Database seeders are simple classes that must have a run() method, and extend CodeIgniter\Database\Seeder. Within the run() the class can create any form of data that it needs to. It has access to the database connection and the forge through ...
isset($db[$active_group])){show_error('You have specified an invalid database connection group ('.$active_group.') in your config/database.php file.');}$params=$db[$active_group];}//通过参数传进了 dsn 格式的配置elseif(is_string($params)){//解析 dsn,失败的话就报错,说明是非法的...
上面的错误很明显，你试图调用_prepare(...)方法，而这个方法在CodeIgniter\Database\OCI8\Connection类中并不存在。
2023/05/30 15:18:13 [error] 12199#0: *144 connect() failed (111: Connection refused) while connecting to upstream, client: xx, server: localhost, request: "GET /php_info.php HTTP/1.1", upstream: "fastcgi://127.0.0.1:9000", host: "xx" ...